使用nginx实现LB集群

最新推荐文章于 2024-12-03 13:00:00 发布

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本文详细介绍了Nginx的配置文件结构及应用示例，包括worker_processes、events、http等核心指令的设置，并展示了如何通过upstream进行负载均衡配置以及proxy_pass等代理指令的具体用法。

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vi nginx.conf
worker_processes 1;
events {
worker_connections 1024;
}
http {
include mime.types;
default_type application/octet-stream;
sendfile on;
keepalive_timeout 65;
include conf.d/lb.conf;
}

vi /etc/nginx/conf.d/lb.conf
upstream abc.com {
server 192.168.2.103 weight=1;
}
upstream blog.com {
server 192.168.2.104 weight=1;
}
server {
listen 80;
server_name www.abc.com;
location / {
proxy_pass http://abc.com;
proxy_set_header Host $host;
proxy_set_header X-Real-IP $remote_addr;
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
}
}

server {
listen 80;
server_name www.bbs.com;
location / {
proxy_pass http://abc.com;
proxy_set_header Host $host;
proxy_set_header X-Real-IP $remote_addr;
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;

}
}

server {
listen 80;
server_name www.blog.com;
location / {
proxy_pass http://blog.com;
proxy_set_header Host $host;
proxy_set_header X-Real-IP $remote_addr;
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
}
}